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Table 2 Numbers of actions performed in each study phase

From: Assessing the accuracy of a new hand hygiene monitoring device (SmartRub®): from the laboratory to clinical practice

  True positive (n) False negative ( n) True negative (n) False positive (n)
Phase 1 (bottle only)     
Gel 214 22 238 0
Rinse 252 2 232 23
Total 466 24 470 23
Phase 1 (bottle and wristband)     
Gel 188 16 204 0
Rinse 196 8 200 4
Total 384 24 404 4
Phase 2     
Feedback off 223 20 201 43
Feedback on 235 6 197 42
Total 458 26 398 85
Phase 3     
Total 241 8 231 5
  1. Phase 1, controlled laboratory condition; Phase 2, pre-planned clinical path; Phase 3, clinical care condition; N, number of actions